84975910

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{21191}}^1$

素因数の和:21599

約数の個数: 16

約数和(自身を含む): 153345312

約数和(自身を除く): 68369402

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 21191, 42382, 105955, 211910, 8497591, 16995182, 42487955, 84975910]

約数ペア:

[(1, 84975910), (2, 42487955), (5, 16995182), (10, 8497591), (401, 211910), (802, 105955), (2005, 42382), (4010, 21191)]